diff options
Diffstat (limited to 'Demos/Host/LowLevel/PrinterHost/PrinterHost.c')
| -rw-r--r-- | Demos/Host/LowLevel/PrinterHost/PrinterHost.c | 41 |
1 files changed, 21 insertions, 20 deletions
diff --git a/Demos/Host/LowLevel/PrinterHost/PrinterHost.c b/Demos/Host/LowLevel/PrinterHost/PrinterHost.c index f12c95ef9..88a1a8c43 100644 --- a/Demos/Host/LowLevel/PrinterHost/PrinterHost.c +++ b/Demos/Host/LowLevel/PrinterHost/PrinterHost.c @@ -1,7 +1,7 @@ /* LUFA Library Copyright (C) Dean Camera, 2010. - + dean [at] fourwalledcubicle [dot] com www.fourwalledcubicle.com */ @@ -9,13 +9,13 @@ /* Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) - Permission to use, copy, modify, distribute, and sell this + Permission to use, copy, modify, distribute, and sell this software and its documentation for any purpose is hereby granted - without fee, provided that the above copyright notice appear in + without fee, provided that the above copyright notice appear in all copies and that both that the copyright notice and this - permission notice and warranty disclaimer appear in supporting - documentation, and that the name of the author not be used in - advertising or publicity pertaining to distribution of the + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the software without specific, written prior permission. The author disclaim all warranties with regard to this @@ -47,7 +47,7 @@ int main(void) puts_P(PSTR(ESC_FG_CYAN "Printer Host Demo running.\r\n" ESC_FG_WHITE)); sei(); - + for (;;) { USB_Printer_Host(); @@ -134,10 +134,10 @@ void USB_Printer_Host(void) { case HOST_STATE_Addressed: puts_P(PSTR("Getting Config Data.\r\n")); - + /* Select the control pipe for the request transfer */ - Pipe_SelectPipe(PIPE_CONTROLPIPE); - + Pipe_SelectPipe(PIPE_CONTROLPIPE); + /* Get and process the configuration descriptor data */ if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead) { @@ -147,7 +147,7 @@ void USB_Printer_Host(void) puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n")); printf_P(PSTR(" -- Error Code: %d\r\n"), ErrorCode); - + /* Indicate error via status LEDs */ LEDs_SetAllLEDs(LEDMASK_USB_ERROR); @@ -155,7 +155,7 @@ void USB_Printer_Host(void) USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } - + /* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */ if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful) { @@ -169,7 +169,7 @@ void USB_Printer_Host(void) USB_HostState = HOST_STATE_WaitForDeviceRemoval; break; } - + /* Some printers use alternate settings to determine the communication protocol used - if so, send a SetInterface * request to switch to the interface alternate setting with the Bidirectional protocol */ if (PrinterAltSetting) @@ -182,7 +182,7 @@ void USB_Printer_Host(void) .wIndex = PrinterInterfaceNumber, .wLength = 0, }; - + if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful) { printf_P(PSTR(ESC_FG_RED "Control Error (Set Interface).\r\n" @@ -193,12 +193,12 @@ void USB_Printer_Host(void) /* Wait until USB device disconnected */ USB_HostState = HOST_STATE_WaitForDeviceRemoval; - break; + break; } } - + puts_P(PSTR("Retrieving Device ID...\r\n")); - + char DeviceIDString[300]; if ((ErrorCode = Printer_GetDeviceID(DeviceIDString, sizeof(DeviceIDString))) != HOST_SENDCONTROL_Successful) { @@ -222,10 +222,10 @@ void USB_Printer_Host(void) case HOST_STATE_Configured: /* Indicate device busy via the status LEDs */ LEDs_SetAllLEDs(LEDMASK_USB_BUSY); - + char TestPageData[] = "\033%-12345X\033E" "LUFA PCL Test Page" "\033E\033%-12345X"; uint16_t TestPageLength = strlen(TestPageData); - + printf_P(PSTR("Sending Test Page (%d bytes)...\r\n"), TestPageLength); if ((ErrorCode = Printer_SendData(&TestPageData, TestPageLength)) != PIPE_RWSTREAM_NoError) @@ -242,7 +242,7 @@ void USB_Printer_Host(void) } puts_P(PSTR("Test Page Sent.\r\n")); - + /* Indicate device no longer busy */ LEDs_SetAllLEDs(LEDMASK_USB_READY); @@ -250,3 +250,4 @@ void USB_Printer_Host(void) break; } } + |